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Each row of the table Department describes a department. Deptno is the primary key. Deptmgr (Department manager) refers to Empno in table Employee.
Each row of the table Project describes a project. The primary key is Projno. Projmgr (project manager. refers to Empno in the table Employee.
The table Projstaff indicates the staff assigned to various Projects.
The combination of columns Prstno, Prstempno is a candidate key. There could be other candidate
keys. Prstempno is the Empno in table Employee of the employee working on project number Prstno, which refers to Projno in the table Project. The meaning of Prstasgtno is left undefined.
-To retrieve the projects in which all employees participate,the following operator would be used:
Anticipated Punishment
The expectation of a penalty or negative outcome as a result of specific behavior, often used as a deterrent for such behavior.
Conditioned Stimulus
A neutral stimulus that, once paired with an unconditioned stimulus, eventually triggers a conditioned response.
Television Ad
A span of television programming produced and paid for by an organization, which conveys a message, typically to market a product or service.
Cigarettes
Narrow cylinders of finely cut tobacco rolled in paper for smoking, known to contain harmful substances including nicotine.
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